@inproceedings{taoa,
title={A Hierarchical Uniformly High Order DG-IMEX Scheme for the 1D BGK Equation},
author={Tao Xiong, and Jing-Mei Qiu},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170208224746483574328},
booktitle={Journal of Computational Physics},
}